Hoshizaki F-300BAF service manual

Page 37

8)Check for leaks using nitrogen gas (140 PSIG) and soap bubbles.

9)Evacuate the system, and charge it with refrigerant. See the nameplate for the required refrigerant charge.

10)Attach the expansion valve bulb to the suction line in the same location as the previous bulb. The bulb should be at the 12 o'clock position on the tube. Be sure to secure the bulb with the clamp and holder and to insulate it.

11)Place the expansion valve cover in position.

12)Replace the panels in their correct positions.

13)Plug the unit back in.

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Contents Self-Contained Flaker Model 300BAF Hoshizaki AMERICA, INC Contents Upper Bearing Wear Check 300BAF Specifications IcemakerII. General Information Construction Ice Making Unit Auxiliary Code K-2 and L-0 Control Box LayoutAuxiliary Code M-1 and Later Auxiliary Code L-1 and M-0Solid-State Timer Board Control Timer BoardIce Production Check Sequence of Operation300BAF, F-500BAF Sequence Flow Chart and Component Operation 300BAF Auxiliary Code K-1 and Earlier Wiring DiagramAuxiliary Code K-2 and L-0 Auxiliary Code L-1 and M-0 Auxiliary Code M-1 and Later Sequence of Electrical Circuit Ice Purge Cycle Freeze Cycle Shutdown Cleaning Flush Switch Low Water Safety Spout Safety Switch High Pressure Switch ICE Production Performance DataIV. Service Diagnosis Diagnostic Procedure Page No Ice Production Diagnostic ChartsProblem Possible Cause Remedy Low Ice Production Other Service for Refrigerant Lines Removal and Replacement of ComponentsRefrigerant Recovery Evacuation and Recharge R-404ABrazing Removal and Replacement of Compressor Removal and Replacement of Expansion Valve Removal and Replacement of DrierPage Removal and Replacement of Evaporator Assembly Components Upper Bearing Wear Check Removal and Replacement of CutterRemoval and Replacement of Auger Removal and Replacement of Extruding HeadRemoval and Replacement of Evaporator Page Removal and Replacement of Gear Motor 6b. Lower HousingRemoval and Replacement of Inlet Water Valve Removal and Replacement of Fan MotorRemoval and Replacement of Flush Water Valve Page Cleaning and Sanitizing Instructions VI. Cleaning and MaintenanceCleaning Solution Cleaning ProcedureSanitizing Solution Sanitizing Procedure Final Sanitizing Procedure InitialPage Stainless Steel Exterior MaintenanceStorage Bin and Scoop Air FilterPreparing the Icemaker for Long Storage